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Karsten Keller
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Waldbronn, DE
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last 30 patents
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Patent Grant
Method and arrangement for processing or reprocessing waste materia...
Patent number
5,429,310
Issue date
Jul 4, 1995
Rhone-Poulenc Rhodia Aktiengesellschaft
Karsten Keller
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
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Patent Grant
Method for processing waste material in the form of filter rods, fi...
Patent number
5,402,893
Issue date
Apr 4, 1995
Rhone-Poulenc Rhodia Aktiengesellschaft
Karsten Keller
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES